A common contraction of "do not" used when one participates in Don't Speak where the words take on the form of "Did you know...". Don't speak is a contradictionay language where one makes statements begining the phrase with either "Don't" or "I know...".

2.

Dont, when used in this language, has the complete opposite effect of its normal counterpart.

a contraction of the words do and not, also can be handled by saying please dont, or in severe cases, fuck off! id prefer if you didnt continue the action you are continuing, or say the thing youre saying, or think the thing youre thinking.

usually, if not always meant in a comedic but firm way.

steve is licking the floor
kerry to steve: dont, you disusting animal!